id	keyword
amq-584	interval
amq-584	fig
amq-584	scale
amq-584	bar
amq-584	changes
amq-584	pleistocene
amq-584	events
amq-584	palaeocommunities
amq-584	sequence
amq-584	ciaranfi
amq-584	oxygen
amq-584	shelf
amq-584	middle
amq-584	sedimentation
amq-584	beds
amq-584	curve